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JavaScript loop through

In this Tutorial we want to describe you a code that help you in understanding JavaScript loop through. We are using Java Script language as scripting language. The for loop execute and run the script till variable i  is less than  9.The document .write print the value of var i ,followed by a break line, again the for loop execute and run the script  after comparing  variable i and variable j in the loop and print the output as per condition.

javascript_array_loop_through.html

<html>
  <head>
  <h1>JavaScript loop through</h1>
  <title>JavaScript loop through</title>
  <script>
  for(var i = 1; i <= 9; i++){
  for(var j = 1; j <= i; j++){
  document.write(i);
  }
  document.write("<br>");
  }
  </script>
  </head>
  <body>
  
  </body>
</html>

Output of the program

Download source code

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Posted on: April 17, 2011

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